On Wed, Dec 13, 2017 at 10:41 AM, Daniel Stone <daniel@xxxxxxxxxxxxx> wrote: > Hi Russell, > > On 8 December 2017 at 12:31, Russell King <rmk+kernel@xxxxxxxxxxxxxxx> wrote: >> Add the defacto-standard "iturbt_709" property to the overlay plane to >> control the YUV to RGB colorspace conversion. This is mutually >> exclusive with the CSC_YUV CRTC property - the last property to be set >> determines the resulting colorspace conversion. > > I haven't seen this in other drivers - is it a 'defacto standard'? I xf86-video-nv supported it, and I added it to nouveau as well when I ported YUV plane support. Some video players use the Xv property when available. https://cgit.freedesktop.org/xorg/driver/xf86-video-nv/tree/src/nv_video.c#n128 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/gpu/drm/nouveau/dispnv04/overlay.c?h=v4.15-rc3#n316 Cheers, -ilia _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
